iCal vs. Acuity Scheduling

iCal is Apple's personal calendar application designed to help users efficiently manage their schedules, appointments, and tasks. It offers multiple calendar views—daily, weekly, and monthly—allowing users to oversee their activities at a glance. With iCal, users can create and manage multiple calendars within a single unified window, making it easy to identify schedule conflicts and available time slots. The application supports online calendar sharing through a .Mac account, enabling collaboration with colleagues, family, and friends.

Acuity Scheduling is an online appointment scheduling platform from Squarespace, Inc., the design-driven software company headquartered in New York City. Founded in 2006 and acquired by Squarespace in 2019, Acuity powers client booking for solo professionals, teams, and service-based businesses, and is used by customers worldwide. It can be used on its own or integrated directly with a Squarespace website. Acuity gives businesses a customizable, shareable booking page where clients view real-time availability and schedule appointments themselves.